html, body{
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
}

.layout{
    height: 100%;
    width: 100%;
    background: #f5f7f9;
    display: flex;
}

.main-container{
    margin: 10px;
    border: 1px solid #ccc;
    background: #fff;
    border-radius: 4px;
    overflow: hidden;
}